MediumFix available
postgresql, postgresql14 and 1 more products — security advisory
A flaw was found in PostgreSQL's "ALTER ... DEPENDS ON EXTENSION", where sub-commands did not perform authorization checks. An authenticated attacker could use this flaw in certain configurations to perform drop objects such as function, triggers, et al., leading to database corruption. This issue affects PostgreSQL versions before 12.2, before 11.7, before 10.12 and before 9.6.17.
- Products
- postgresql, postgresql14, postgresql15
- Affected versions
- Not specified
- Fixed versions
- 10.12-r0, 11.7-r0, 12.2-r0
- CVEs
- CVE-2020-1720
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:04 UTC · Revision 1
Source evidence
A flaw was found in PostgreSQL's "ALTER ... DEPENDS ON EXTENSION", where sub-commands did not perform authorization checks. An authenticated attacker could use this flaw in certain configurations to perform drop objects such as function, triggers, et al., leading to database corruption. This issue affects PostgreSQL versions before 12.2, before 11.7, before 10.12 and before 9.6.17.
osv:ALPINE-CVE-2020-1720
postgresql
Fixed versions: 11.7-r0
postgresql
Fixed versions: 12.2-r0
postgresql
Fixed versions: 12.2-r0
postgresql
Fixed versions: 12.2-r0
postgresql
Fixed versions: 12.2-r0
postgresql
Fixed versions: 10.12-r0
postgresql
Fixed versions: 11.7-r0
postgresql14
Fixed versions: 12.2-r0
postgresql14
Fixed versions: 12.2-r0
postgresql14
Fixed versions: 12.2-r0
postgresql14
Fixed versions: 12.2-r0
postgresql15
Fixed versions: 12.2-r0
postgresql15
Fixed versions: 12.2-r0
postgresql15
Fixed versions: 12.2-r0
postgresql15
Fixed versions: 12.2-r0
Complete source record
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],
"modified": "2026-10-26T11:17:55.143589385Z",
"provider": "osv",
"upstream": [
"CVE-2020-1720"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2020-1720"
]
},
"related_cves": [
{
"value": "CVE-2020-1720",
"evidence": "/upstream"
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450482,
"published_at": "2020-03-17T16:15:11.127+00:00"
}